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Merck
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文件

59527

Supelco

水飞蓟宾B

analytical standard

别名:

(2R,3R)-3,5,7-Trihydroxy-2-[(2S,3S)-3-(4-hydroxy-3-methoxyphenyl)-2-hydroxymethyl-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone, (2S,3S)-2,3-Dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-6-[(2R,3R)-3,5,7-trihydroxy-4-oxobenzopyran-2-yl]benzodioxin

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About This Item

经验公式（希尔记法）:
C25H22O10
CAS号:
142797-34-0
分子量:
482.44
MDL號碼:
MFCD18827498
分類程式碼代碼:
85151701
PubChem物質ID:
329758674
NACRES:
NA.24

等級

analytical standard

品質等級

100

化驗

≥98.0% (HPLC)

儲存期限

limited shelf life, expiry date on the label

技術

HPLC: suitable
gas chromatography (GC): suitable

雜質

≤10.0% water
≤3.0% residual solvents

應用

food and beverages

格式

neat

SMILES 字串

COc1cc(ccc1O)[C@@H]2Oc3cc(ccc3O[C@H]2CO)[C@H]4Oc5cc(O)cc(O)c5C(=O)[C@@H]4O

InChI

1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-16-5-3-12(7-18(16)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20-,23-,24-,25+/m0/s1

InChI 密鑰

SEBFKMXJBCUCAI-WAABAYLZSA-N

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一般說明

Silybin B is a flavonolignan present in silybin, an important bioactive constituent of silymarin extracted from the milk thistle plant, Silybum marianum. It is used in the treatment of various liver conditions and exhibits high anti-tumor promoting activity.

應用

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Silybin B may be used as an analytical reference standard for the quantification of the analyte in milk thistle plant extract using liquid chromatography−electrospray tandem mass spectrometry.

包裝

Bottomless glass bottle. Contents are inside inserted fused cone.

象形圖

Exclamation mark
GHS07

訊號詞

Warning

危險聲明

H302

危險分類

Acute Tox. 4 Oral

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 2

閃點（°F）

Not applicable

閃點（°C）

Not applicable

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分析证书(COA)

Lot/Batch Number
BCCH2894
BCCH0759
BCCG1119
BCCF0670
BCCC3304

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Kateřina Valentová et al.
International journal of molecular sciences, 19(8) (2018-08-12)
Silymarin, an extract from milk thistle (Silybum marianum) fruits, is consumed in various food supplements. The metabolism of silymarin flavonolignans in mammals is complex, the exact structure of their metabolites still remains partly unclear and standards are not commercially available.
Antonia Diukendjieva et al.
Phytomedicine : international journal of phytotherapy and phytopharmacology, 53, 79-85 (2019-01-23)
In recent years the number of natural products used as pharmaceuticals, components of dietary supplements and cosmetics has increased tremendously requiring more extensive evaluation of their pharmacokinetic properties. This study aims at combining in vitro and in silico methods to
James I Lee et al.
Journal of chromatography. A, 1116(1-2), 57-68 (2006-04-25)
A selective and sensitive liquid chromatography/tandem mass spectrometry (LC/MS/MS) method has been developed for the characterization of silymarin in commercially available milk thistle extract. In this study, six main active constituents, including silydianin, silychristin, diastereomers of silybin (silybin A and
Jiazeng Yang et al.
Metabolic engineering, 59, 44-52 (2020-02-01)
Silymarin extracted from milk thistle seeds, is used for treating hepatic diseases. Silybin and isosilybin are its main components, and synthesized from coupling of taxifolin and coniferyl alcohol. Here, the biosynthetic pathways of taxifolin and coniferyl alcohol were reconstructed in
Weiquan Zhao et al.
Journal of separation science, 37(17), 2300-2306 (2014-06-14)
Silymarin extracted from Silybum marianum (L.) Gaertn consists of a large number of flavonolignans, of which diastereoisomeric flavonolignans including silybin A and silybin B, and isosilybin A and isosilybin B are the main bioactive components, whose preparation from the crude
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